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The Case of the Disappearing
Fingerprints
One useful anti-cancer drug can
effectively erase the whorls(萝状指纹)and other characteristic marks that give
people their distinctive fingerprints．Losing them could become troublesome．A
case {{U}} (51) {{/U}}online in a letter by Annals of Oncology indicates
how big a{{U}} (52) {{/U}}losing finger prints is．
Eng-Huat Tan，a Singapore-based medical doctor describes a 62-year-old man
who has used capecitabine(卡培他滨)to{{U}} (53) {{/U}}his nasopharyngeal
cancer(鼻咽症)．After three years on the {{U}} (54) {{/U}}，the patient
decided to visit his U．S．relatives last December．But he was stopped by U．S．
customs officials{{U}} (55) {{/U}}4 hours after entering the country
when those officials couldn’t get finger prints from the
A. collected
B. copied
C. associated
D. tested
更多"下面的短文有15处空白，请根据短文内容为每处空白确定1个最佳选项。
"的相关试题:
[单项选择] 下面的短文有15处空白，请根据短文内容为每处空白确定1个最佳选项。
{{B}}Staying Active
in Old Age Keeps People Mobile{{/B}}
People over 70 who aren’t
active are more likely to develop problems walking or climbing stairs within a
few years, according to a new study.
These findings suggest that
it’s very important to stay______(51) in old age, study author Dr. Marjolein
Visser told Reuters Health.
"Physical activity in old age is as
important______(52) taking your medications (药物)," Visser noted. "You do not
need to join an expensive, fancy sports club with high-tech (高科技的) equipment.
Your body will already______(53) from regular walking."
Visser,
a Dutch (荷兰的) scholar, explained that______(54) active helps prevent people from
becoming breathless during simple activities, increase muscle mass and strength,
and maintain the
A. rarely
B. openly
C. exactly
D. regularly
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